ribbed vault ribbed toad • ribber · · · Info · Definitions · Characters · · ribbed vault · · Text Common · · Latin · · Scripts 12 · · Length 3 · · Syllables Definitions · · · (noun) vault that resembles a groined vault but has ribbed arches. Synonyms: ribbed vault. · · Noun Definition 1 Characters · · space U+0020 a latin small letter a U+0061 b latin small letter b U+0062 d latin small letter d U+0064 e latin small letter e U+0065 i latin small letter i U+0069 l latin small letter l U+006C r latin small letter r U+0072 t latin small letter t U+0074 u latin small letter u U+0075 v latin small letter v U+0076